Medical Information Only. Always consult your healthcare provider before enrolling in any clinical trial.
NCT00128934 · ClinicalTrials.gov registry record · Phase 3
Study Evaluating Combination of Levonorgestrel (LNG) and Ethinyl Estradiol (EE) in Premenstrual Dysphoric Disorder
A Phase 3 study, sponsored by Wyeth is now a wholly owned subsidiary of Pfizer.
- Completed
- Registry status
- Phase 3
- Development phase
- 744
- Enrollment target
NCT00128934: Completed Phase 3 study, sponsored by Wyeth is now a wholly owned subsidiary of Pfizer.
NCT00128934 is a Phase 3 study that has completed, run by Wyeth is now a wholly owned subsidiary of Pfizer. The registered enrollment target is 744 participants, roughly in line with the 772-participant average among 15,282 other Phase 3 trials with a reported enrollment target. According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT00128934, a Phase 3 study, has completed, sponsored by Wyeth is now a wholly owned subsidiary of Pfizer.
- COMPLETED
- Registry status
- Phase 3
- Development phase
- 744 participants
- Enrollment target
Study Summary
The purpose of this study is to determine whether levonorgestrel (LNG)/ethinyl estradiol (EE) is effective in treating the symptoms of severe premenstrual syndrome (PMS).
Interventions
- DRUG levonorgestrel/ethinyl estradiol
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 744 participants |
| Start Date | 2005-08 |
| Est. Completion | 2007-12 |
| Phase | Phase 3 |
What the finished NCT00128934 record still lists
NCT00128934 is an interventional study that assigns participants to a tested intervention. The registered 744 participants enrollment target is mid-sized for trials with a published cap, roughly in line with the 772-participant average among 15,282 other Phase 3 trials with a reported enrollment target.
The record links to 0 conditions, and to 1 intervention - of which levonorgestrel/ethinyl estradiol is the first listed.
NCT00128934 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT00128934 about?
NCT00128934 is a clinical study titled "Study Evaluating Combination of Levonorgestrel (LNG) and Ethinyl Estradiol (EE) in Premenstrual Dysphoric Disorder". The purpose of this study is to determine whether levonorgestrel (LNG)/ethinyl estradiol (EE) is effective in treating the symptoms of severe premenstrual syndrome (PMS).
What is the current status of trial NCT00128934?
This trial is currently completed. It is a Phase 3 study. The enrollment target is 744 participants. The study started on 2005-08. Estimated completion is 2007-12.
What interventions are being tested in trial NCT00128934?
The interventions under investigation include: levonorgestrel/ethinyl estradiol (DRUG).
Who is sponsoring clinical trial NCT00128934?
This trial is sponsored by Wyeth is now a wholly owned subsidiary of Pfizer, which has 167 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT00128934's enrollment target sits among peer trials
744 475th of 2000 higher than 1,525 of 2,000 other Phase 3 trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other Phase 3 trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source ClinicalTrials.gov registry export · 2026-08-08
Nationwide trials with similar profiles
Cross-condition peers matched on enrollment target and registry start date, not the same-condition list above.
Similar enrollment target
- NCT05619185 · 744 participants · NA
A SMART Evaluation of an Adaptive Web-based AUD Treatment for Service Members and Their Partners
- NCT06417814 · 744 participants · Phase 3
A Study to Investigate the Efficacy and Safety of Dato-DXd With or Without Osimertinib Compared With Platinum Based Doublet Chemotherapy in Participants With EGFR-Mutated Locally Advanced or Metastatic Non-Small Cell Lung Cancer
- NCT07046351 · 744 participants · NA
weSIPsmarter: Evaluating a Digital Health Intervention Aimed at Reducing Sugary Drinks Among Rural Head Start Preschoolers and Their Parents
- NCT07199569 · 744 participants · Phase 2
Comparability Trial of the MVA-BN Vaccine Manufactured in Different Production Cells
Similar registry start date
- NCT05988463 · started 2027-01-01 · Phase 1
Dose-Escalation Study of Artesunate Patients With IPF
- NCT07219706 · started 2026-12-10 · NA
Dietary Fiber and Time Restricted Eating
- NCT02831335 · started 2026-12-01
Technical Development of Multi-Parametric Renocerebral MRI
- NCT05962346 · started 2026-12 · NA
Fetal Endoscopic Tracheal Occlusion for Congenital Diaphragmatic Hernia